Finding the Fourth Proportional to 150,655,464.51, 225,544,197.48 and 111,965,231.13
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Solution
The fourth proportional to 150,655,464.51, 225,544,197.48 and 111,965,231.13 is: 167,621,587.99
Step by Step Solution
- Step 1: Write the proportion equation
150,655,464.51 : 225,544,197.48 = 111,965,231.13 : x - Step 2: Convert to fraction form
150,655,464.51/225,544,197.48 = 111,965,231.13/x - Step 3: Cross multiply
150,655,464.51x = 225,544,197.48 × 111,965,231.13 - Step 4: Simplify right side
150,655,464.51x = 25,253,108,200,878,560 - Step 5: Solve for x
x = 25,253,108,200,878,560/150,655,464.51 - Step 6: Final answer
x = 167,621,587.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.